linux-kernel - [PATCH v2] memcg: fix section mismatch

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Message-ID: <496D8E80.8070401@cn.fujitsu.com>
Date:	Wed, 14 Jan 2009 15:04:32 +0800
From:	Li Zefan <lizf@...fujitsu.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Balbir Singh <balbir@...ux.vnet.ibm.com>,
	Rakib Mullick <rakib.mullick@...il.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH v2] memcg: fix section mismatch

At system boot when creating the top cgroup, mem_cgroup_create() calls
enable_swap_cgroup() which is marked as __init, so mark mem_cgroup_create()
as __ref to avoid false section mismatch warning.

Reported-by: Rakib Mullick <rakib.mullick@...il.com>
Signed-off-by: Li Zefan <lizf@...fujitsu.com>
---

use __ref instead of __init_refok

---
 mm/memcontrol.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index e2996b8..e57afca 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -2181,7 +2181,7 @@ static void __init enable_swap_cgroup(void)
 }
 #endif
 
-static struct cgroup_subsys_state *
+static struct cgroup_subsys_state * __ref
 mem_cgroup_create(struct cgroup_subsys *ss, struct cgroup *cont)
 {
 	struct mem_cgroup *mem, *parent;
-- 
1.5.4.rc3
--
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